|
Mass Number |
Atomic Mass |
% Abundance |
Nuclear Spin |
|---|---|---|---|
|
241 * |
241.0568 |
0 |
5/2- |
|
243 * |
243.0614 |
0 |
5/2- |
|
Electron Configuration: |
[Rn] 5f7 7s2 |
|
Relative Atomic Mass: |
243.06 |
|
State (25°C, 1 atm): |
solid, metal |
|
Density: |
13670 kg/m3 |
|
Melting Temperature: |
1267 K |
|
Boiling Temperature: |
2880 K |
© W. Bauer, 1999